SL-16 DEB, 20628

Orbit data source: Space-Track

SL-16 DEB, 20628 is space debris in LEO originally from a launch on Tue, 22 May 1990 UTC launched from the Tyuratam Missile And Space Complex (TTMTR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.

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https://www.satcat.com/sats-embedded/20628?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

20628, 1990-046E

Orbit

LEO

Country

CIS

Related business

Russian Space Forces (RU)

Manufacturer

Yuzhnoe

Mission

Spacecraft

Bus & Motor

SEP MOTOR COVER, Unknown motor

Mass

~0 kg wet, ~1 kg dry

Launch date (UTC)

1990-05-22 (36 years ago)

Launch vehicle

Unknown

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 14 hours ago

TLE from 14 hours ago

0 SL-16 DEB
1 20628U 90046E   26093.74685988  .00000135  00000-0  16732-3 0  9993
2 20628  70.9771 320.6161 0208540 321.7318  36.9133 13.72468655795265

Epoch: 2026-04-03T17:55Z

TLE epoch observation values (Epoch: 2026-04-03T17:55:28.693Z)

Latitude

-0.00002°

Longitude

-140.33002°

Altitude

871.377 km

Speed

7.478 km/s

True Right ascension

21h 22m 27s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

13:16:06

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,142.317 km

Perigee altitude

835.061 km

Semi-major axis

7,366.826 km

Eccentricity

0.02085

Inclination

70.9771°

RAAN

320.6161°

Arg. of periapsis

321.7318°

True anomaly

38.37893°

Mean anomaly

36.9133°

Eccentric anomaly

37.64304°

Mean motion

3.43259 °/min

Orbital period

104.88 mins

BSTAR

0.00016732

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Other satellites on launch #46 in the year 1990 (1990-05-22 UTC)

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SL-16 DEB Visibility forecast

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Span	Click to sort rows by Start time (UTC) header in descending order	Start Az.	Max El. time (UTC)	Max El. Az.	Max El.	End time (UTC)	End Az.
8 mins	2026-04-04 15:02:03.593Z	138.658° SSE	2026-04-04 15:06:03.593Z	95.316° ESE	18.325°	2026-04-04 15:10:03.593Z	55.285° ENE
10 mins	2026-04-04 16:48:03.593Z	219.1° SW	2026-04-04 16:52:03.593Z	274.437° WNW	41.209°	2026-04-04 16:58:03.593Z	15.68° NNE
7 mins	2026-04-05 00:13:03.593Z	15.796° NNE	2026-04-05 00:16:03.593Z	44.066° NE	17.184°	2026-04-05 00:20:03.593Z	81.185° E
12 mins	2026-04-05 01:59:03.593Z	339.449° N	2026-04-05 02:05:03.593Z	100.295° ESE	44.591°	2026-04-05 02:11:03.593Z	154.333° SSE
7 mins	2026-04-05 03:48:03.593Z	294.226° NW	2026-04-05 03:51:03.593Z	266.608° W	17.026°	2026-04-05 03:55:03.593Z	229.893° WSW

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out SL-16 DEB, 20628 on other resources

View SL-16 DEB, 20628 on Heavens-Above

View SL-16 DEB, 20628 on Keep Track

View SL-16 DEB, 20628 on Celestrak

View SL-16 DEB, 20628 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

SL-16 DEB, 20628

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 14 hours ago

TLE from 14 hours ago

TLE epoch observation values (Epoch: 2026-04-03T17:55:28.693Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #46 in the year 1990 (1990-05-22 UTC)

SL-16 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out SL-16 DEB, 20628 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 14 hours ago